American Vintage Izubird Crewneck Sweatshirt in Yellow. - size L (also in M, S) American Vintage Izubird Crewneck Sweatshirt in Yellow. - size L (also in M, S) 98% cotton 2% elastane. Made in Portugal. Machine wash. Screenprinted American Vintage logo at front. Fleece fabric with cinched hem and ribbed trim. Item not sold as a set. AMER-WK171. IZU03AE24. Nothing is more American than a perfect fitting cotton tee. Get back to basics this summer with American Vintage casual clothing. Shop the latest in fashion from American Vintage